<!-- Dropdown button -->
<button type="button" tabindex="0"
  class="split-button {$ disabled ? 'disabled' : '' $}"
  ng-class="actionClasses"
  ng-click="disabled || callback(item)">
  <ng-transclude></ng-transclude>
</button>
<!-- Dropdown caret button -->
<button class="split-caret dropdown-toggle"
  ng-class="actionClasses"
  aria-expanded="false">
  <span class="fa fa-caret-down"></span>
  <span class="sr-only" translate>Toggle Dropdown</span>
</button>
